Buffalo's LinkStation SoHo LS220D0402B is a compact and budget-friendly network-attached storage (NAS) solution tailored for small and home offices. With a total storage capacity of 4TB, it utilizes two 2TB SATA II 3.5" hard drives, pre-configured in RAID 1 for data redundancy. This NAS server supports various RAID levels including RAID 0 and JBOD, allowing users to choose between speed and storage simplicity. Equipped with Gigabit Ethernet for fast data transfer speeds of up to 1000 Mb/s, it also features a USB 2.0 port for additional connectivity. The LinkStation is compatible with multiple network protocols such as SMB, CIFS, AFP, FTP, and FTPS, making it versatile for different environments. Ideal for users seeking dependable performance during file transfers and everyday NAS functions, this device is perfect for creating a personal cloud with secure access to files from anywhere with internet access.